So I was flipping through the channels and this caught my eye...I have to admit, I feel dumber after watching that show. I've never heard of ANY of the words they had to spell
The 2006 winning word is
URSPRACHE 
Congrats to Tofield, Alberta's own 14yr old Finola Hackett for finishing 2nd though!
Now if you excuse me, I'm going to go learn something or read a dictionary or something....